* feat: add flutter datasource
* refactor: rename flutter datasource to flutter-version
* feat: update to handle duplicate flutter releases
* refactor: tidy up flutter version datasource class names and imports
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
* Apply suggestions from code review
* style: add newline to test file
* refactor: move regex to util module
* refactor: tidy up stable version regex
* Apply suggestions from code review
Co-authored-by: Michael Kriese <michael.kriese@visualon.de>
Co-authored-by: Rhys Arkins <rhys@arkins.net>